Mysteel数据:无锡不锈钢期现货基差对比2024-10-15日期无锡地区不锈钢现货价格(304/2B2.0卷价)上期所SS主力合约 宏旺投资福建甬金江苏德龙北港新材2024-10-1014170144701407014070139652024-10-1114120144701402014020139902024-10-121422014470141201